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Patent Assignment Assignor Details
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Assignor Name : ARNTZ, HANS-DETLEF
Total Assignments: 18
Assignment: 1
Reel/Frame:010010/0727   Pages: 2
Recorded: 05/17/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRECHT, KLAUS
Exec Dt:
02/08/1999
2
ARNTZ, HANS-DETLEF
Exec Dt:
02/08/1999
3
JOHN, BERNHARD
Exec Dt:
02/08/1999
Assignee
1
BAKER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
KONZERNBEREICH RP
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6521676
US20020013377
09308284
Correspondence name and address
BAYER CORPORATION
LYNDANNE M. WHALEN
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205
Assignment: 2
Reel/Frame:012643/0322   Pages: 2
Recorded: 12/12/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARNTZ, HANS-DETLEF
Exec Dt:
10/05/2001
2
BRECHT, KLAUS
Exec Dt:
10/10/2001
3
JOHN, BERNHARD
Exec Dt:
10/17/2001
4
SEIFERT, PETER
Exec Dt:
10/16/2001
5
SCHNEIDER, MICHAEL
Exec Dt:
10/15/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6989406
NONE
10018177
Correspondence name and address
BAYER CORPORATION
LYNDANNE M. WHALEN
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 3
Reel/Frame:012382/0198   Pages: 2
Recorded: 12/11/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAAS, PETER
Exec Dt:
11/05/2001
2
ARNTZ, HANS-DETLEF
Exec Dt:
11/06/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6566482
US20020111453
10014050
Correspondence name and address
BAYER CORPORATION
DONNA J. VEATCH
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 4
Reel/Frame:013981/0669   Pages: 2
Recorded: 04/16/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARNTZ, HANS-DETLEF
Exec Dt:
03/19/2003
2
MAYER, EDUARD
Exec Dt:
03/29/2003
3
MEYER, HELMUT
Exec Dt:
03/26/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7041725
US20030204016
10417034
Correspondence name and address
BAYER POLYMERS LLC
LYNDANNE M. WHALEN
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 5
Reel/Frame:014737/0432   Pages: 2
Recorded: 11/18/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOHNE, FRANZ JOSEF
Exec Dt:
10/30/2003
2
FRANZEN, REINHOLD
Exec Dt:
11/04/2003
3
ARNTZ, HANS-DETLEF
Exec Dt:
11/04/2003
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040099989
10716007
Correspondence name and address
BAYER POLYMERS LLC
N. DENISE BROWN
100 BAYER ROAD
PATENT DEPARTMENT
PITTSBURGH, PA 15205-9741
Assignment: 6
Reel/Frame:016077/0387   Pages: 2
Recorded: 12/09/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
EISEN, NORBERT
Exec Dt:
10/25/2004
2
ARNTZ, HANS-DETLEF
Exec Dt:
11/03/2004
3
LIEBEGOTT, LUTZ
Exec Dt:
10/25/2004
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050137273
11008592
Correspondence name and address
LYNDANNE M. WHALEN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 7
Reel/Frame:017386/0934   Pages: 2
Recorded: 12/19/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAAS, PETER
Exec Dt:
11/17/2005
2
ARNTZ, HANS-DETLEF
Exec Dt:
11/18/2005
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7772312
US20060142462
11311056
Correspondence name and address
JOHN E. MROZINSKI, JAR.
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 8
Reel/Frame:017389/0923   Pages: 2
Recorded: 12/19/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAAS, PETER
Exec Dt:
11/17/2005
2
ARNTZ, HANS-DETLEF
Exec Dt:
11/18/2005
Assignee
1
BAYER MATERIALSCIENCE AG
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060142461
11305937
Correspondence name and address
BAYER MATERIALSCIENCE LLC
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 9
Reel/Frame:017565/0679   Pages: 2
Recorded: 02/13/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAAS, PETER
Exec Dt:
01/23/2006
2
ARNTZ, HANS-DETLEF
Exec Dt:
01/23/2006
Assignee
1
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060189780
11352549
Correspondence name and address
LYNDANNE M. WHALEN
BAYER MATERIALSCIENCE LLC
PATENT DEPARTMENT
100 BAYER ROAD
PITTSBURGH, PA 15205-9741
Assignment: 10
Reel/Frame:022236/0167   Pages: 2
Recorded: 02/09/2009
Attorney Dkt #:15778*194 (BMS 07 1 176)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAAS, PETER
Exec Dt:
01/20/2009
2
ARNTZ, HANS-DETLEF
Exec Dt:
01/21/2009
Assignee
1
BAYER MATERIALSCIENCE AG
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090203810
12365936
Correspondence name and address
AARON R. ETTELMAN
CONNOLLY BOVE LODGE & HUTZ LLP
1007 NORTH ORANGE STREET
P.O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 11
Reel/Frame:031078/0068   Pages: 3
Recorded: 08/26/2013
Attorney Dkt #:14069-00490
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEGENER, DIRK
Exec Dt:
06/13/2013
2
REITER, STEPHAN
Exec Dt:
06/13/2013
3
RASSELNBERG, HARALD
Exec Dt:
06/13/2013
4
SCHORNSTEIN, MARCEL
Exec Dt:
06/13/2013
5
ARNTZ, HANS-DETLEF
Exec Dt:
06/13/2013
6
BRUENING, DIRK
Exec Dt:
06/13/2013
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STRASSE 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9481776
US20130337208
13994212
Correspondence name and address
GEOFFREY A. ZELLEY
1007 NORTH ORANGE STREET
WILMINGTON, DE 19801
Assignment: 12
Reel/Frame:031719/0942   Pages: 3
Recorded: 12/05/2013
Attorney Dkt #:14069-00500-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEGENER, DIRK
Exec Dt:
11/05/2013
2
REITER, STEPHAN
Exec Dt:
11/06/2013
3
RASSELNBERG, HARALD
Exec Dt:
11/05/2013
4
SCHORNSTEIN, MARCEL
Exec Dt:
11/05/2013
5
ARNTZ, HANS-DETLEF
Exec Dt:
11/05/2013
6
BRUENING, DIRK
Exec Dt:
11/06/2013
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STRASSE 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140093721
14114987
Correspondence name and address
CLAUDIA SCHULTZE
P O BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 13
Reel/Frame:034069/0056   Pages: 4
Recorded: 10/30/2014
Attorney Dkt #:074023-0564-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHLEIERMACHER, STEPHAN
Exec Dt:
10/21/2014
2
KLASEN, PATRICK
Exec Dt:
10/20/2014
3
ALBERS, REINHARD
Exec Dt:
10/20/2014
4
MOERS, STEPHAN
Exec Dt:
10/21/2014
5
STEINMEISTER, DIRK
Exec Dt:
10/20/2014
6
SEIDEL, DIETER
Exec Dt:
10/20/2014
7
HEINEMANN, TORSTEN
Exec Dt:
10/20/2014
8
ARNTZ, HANS-DETLEF
Exec Dt:
10/20/2014
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10
MONHEIM AM RHEIN, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9718936
US20150051301
14377072
Correspondence name and address
DRINKER BIDDLE & REATH LLP
222 DELAWARE AVENUE
SUITE 1410
WILMINGTON, DE 19801
Assignment: 14
Reel/Frame:035686/0652   Pages: 6
Recorded: 05/21/2015
Attorney Dkt #:074023-0615-US-526721
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JACOBS, GUNDOLF
Exec Dt:
05/08/2015
2
ARNTZ, HANS-DETLEF
Exec Dt:
05/04/2015
3
PIRKL, HANS-GEORG
Exec Dt:
05/07/2015
4
SCHULZ, ANGELIKA
Exec Dt:
05/11/2015
Assignee
1
BAYER MATERIALSCIENCE AG
ALFRED-NOBEL-STR. 10
MONHEIM AM RHEIN, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150307647
14646411
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801
Assignment: 15
Reel/Frame:043305/0424   Pages: 4
Recorded: 08/16/2017
Attorney Dkt #:BMS141073US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARNTZ, HANS-DETLEF
Exec Dt:
07/03/2017
2
WERSHOFEN, STEFAN
Exec Dt:
06/21/2017
3
FELSKE, ERNST
Exec Dt:
07/05/2017
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10633476
US20180009929
15551369
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 16
Reel/Frame:048449/0362   Pages: 8
Recorded: 02/27/2019
Attorney Dkt #:COV161068PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARNTZ, HANS-DETLEF
Exec Dt:
02/11/2019
2
HAGEN, TORSTEN
Exec Dt:
02/11/2019
3
FELSKE, ERNST
Exec Dt:
02/12/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10633330
US20190202777
16328748
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 17
Reel/Frame:050181/0579   Pages: 4
Recorded: 08/27/2019
Attorney Dkt #:2015P30078WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALBACH, ROLF
Exec Dt:
08/13/2019
2
ARNTZ, HANS-DETLEF
Exec Dt:
07/26/2019
3
VENNER, PETRA
Exec Dt:
08/21/2019
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200079923
16466380
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205
Assignment: 18
Reel/Frame:052687/0750   Pages: 10
Recorded: 05/18/2020
Attorney Dkt #:2017P30160WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARNTZ, HANS-DETLEF
Exec Dt:
02/18/2020
2
KAWAMURA, KOICHI
Exec Dt:
01/30/2020
3
KOSS-NASSER, GERLINDE
Exec Dt:
02/12/2020
4
MICHELS, ERHARD
Exec Dt:
01/29/2020
Assignee
1
COVESTRO DEUTSCHLAND AG
KAISER-WILHELM-ALLEE 60
LEVERKUSEN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10889679
US20200308333
16764999
Correspondence name and address
COVESTRO LLC
1 COVESTRO CIRCLE
PITTSBURGH, PA 15205

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